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Neuerung an Briefkopiermaschinen des Walzensystems mit Vorrichtung zum selbsttätigen Einleiten der Schriftstücke zwischen die Kopierwalzen und Vorrichtung zum selbsttätigen Abschneiden der Kopien von der Kopierpapierbahn
Feuille de carton perforé destinée à copier, par voie humide, avec les presses à copier, les manuscrits et les imprimés faits avec des encres dites communicatives
Procédé de reproduction des écritures, dessins, impressions, etc., par perforation chimique de la feuille-support, réalisable sur tous genres d'appareils